package com.leyou.goods.controller;

import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class MyExceptionResolver implements HandlerExceptionResolver {

    @Override
    public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) {

        ModelAndView mv = new ModelAndView();

        if (ex instanceof RuntimeException){
            mv.addObject("msg", "出现运行时异常了");
            mv.setViewName("error");
        }

        return mv;
    }
}
